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Sealbook / Open source / Self-hosted apps (SaaS alternatives)

Top open-source self-hosted apps (saas alternatives) on GitHub

1,859 repositories with 1,000+ stars, ranked by stars. Leading: excalidraw, immich, Stirling-PDF.

RepositoryStarsLanguageLicenseActivity
1301saleor/storefrontSaleor Storefront built using React, Next.js with App Router, TypeScript, GraphQL, and Tailwind CSS.★ 1.6kTypeScriptOtherActive
1302deltachat/deltachat-desktopDecentralized private messenger with chat-shared tools and games for Desktop★ 1.6kTypeScriptGPL-3.0Active
1303wiredoor/wiredoorSelf hosted ingress-as-a-service platform that allows you to expose applications and services running in private or local networks to the in★ 1.6kTypeScriptApache-2.0Active
1304typicms/typicmsA modular multilingual CMS built with Laravel, enabling developers to manage structured content like pages, news, events, and more.★ 1.6kPHPMITActive
1305ahmedkhalf/project.nvimThe superior project management solution for neovim.★ 1.6kLuaApache-2.0Stale
1306difyz9/ytb2biliA fully functional automated video processing system that supports downloading videos from platforms such as YouTube, automatically generati★ 1.6kGo—Active
1307lowcoder-org/lowcoder🔥 🔥 🔥 The Open Source Retool, Tooljet and Appsmith Alternative★ 1.6kHTMLAGPL-3.0Active
1308mumuy/widget基于jquery的插件库 - 轮播/标签页/滚动条/下拉框/对话框/搜索提示/城市三级联动/日历_A set of widgets based on jQuery★ 1.6kHTMLMITActive
1309silverwind/droppy**ARCHIVED** Self-hosted file storage★ 1.6kJavaScriptBSD-2-ClauseArchived
1310xcp-ng/xcpEntry point for issues and wiki. Also contains some scripts and sources.★ 1.6kPythonGPL-2.0Active
1311netlify/gocommerceA headless e-commerce for JAMstack sites.★ 1.6kGoMITStale
1312ffoodd/a11y.cssThis CSS file intends to warn developers about possible risks and mistakes that exist in HTML code. It can also be used to roughly evaluate ★ 1.6kSCSSMITSlowing
1313ApplikeySolutions/CosmoCalendar📅 CosmoCalendar is a fully customizable calendar with a wide variety of features and displaying modes. ★ 1.6kJavaMITStale
1314sporkmonger/addressableAddressable is an alternative implementation to the URI implementation that is part of Ruby's standard library. It is flexible, offers heuri★ 1.6kRubyApache-2.0Slowing
1315andrii-kryvoviaz/slinkSelf-hosted image hosting and sharing platform with private links, collections, S3/SMB storage, OIDC SSO and ShareX support.★ 1.6kPHPAGPL-3.0Active
1316dibo-software/diboot写的更少, 性能更好 -> 为开发人员打造的低代码开发框架，基础框架可免写90%的SQL，同时具备极强的零代码模型表单页面流程的设计能力和代码生成能力，可在pro-code、low-code、no-code之间自由选择灵活切换，全方位赋能开发。★ 1.6kJavaApache-2.0Active
1317niefy/wx-manage🔥微信公众号管理系统，包含公众号菜单管理🗄、自动回复🗨、素材管理📂、模板消息☘、粉丝管理🤹‍♂️等功能，前后端都开源免费🛩★ 1.6kVueApache-2.0Archived
1318flutter-form-builder-ecosystem/flutter_form_builderSimple form maker for Flutter Framework★ 1.6kDartMITActive
1319thomvaill/log4brains✍️ Architecture Decision Records (ADR) management and publication tool★ 1.6kTypeScriptApache-2.0Stale
1320YoRyan/mailriseAn SMTP gateway for Apprise notifications.★ 1.6kPythonMITSlowing
1321erictli/scratchA minimalist, offline-first markdown note-taking app★ 1.6kTypeScript—Active
1322maqi1520/mdx-notes⛷ Cross-platform note-taking software, public layout editor, using MDX ⛷ 跨平台笔记软件，公众号排版编辑器，使用MDX来排版★ 1.6kTypeScriptGPL-3.0Slowing
1323ming-soft/MCMS🌈A free, commercially usable, open-source Java CMS system, 🔥supporting visual drag-and-drop web design, SpringBoot3, Vue3, element plus, 🔥lo★ 1.6kJavaScriptMITActive
1324shaongitbd/dooryOpen source canva alternative★ 1.6kTypeScriptOtherActive
1325analogdotnow/AnalogMeet the calendar that changes everything★ 1.6kTypeScriptMITActive
1326cure53/XSSChallengeWikiWelcome to the XSS Challenge Wiki!★ 1.6k——Archived
1327mk6i/open-oscar-serverSelf-hostable instant messaging server compatible with classic AIM and ICQ clients written in golang. (Independently developed, not affiliat★ 1.6kGoMITActive
1328fullcalendar/fullcalendar-vueThe official Vue 3 component for FullCalendar★ 1.6kJavaScriptMITActive
1329orangecoding/fredy❤️ Fredy - [F]ind [R]eal [E]state [D]amn Eas[y] - Fredy keeps searching for new apartments, houses, and flats in Europe on platforms like Im★ 1.6kJavaScriptApache-2.0Active
1330liantze/AltaCVYet another alternative curriculum vitae/résumé class with LaTeX★ 1.6kTeXOtherStale
1331pallets-eco/wtformsA flexible forms validation and rendering library for Python.★ 1.6kPythonBSD-3-ClauseActive
1332dwijitsolutions/laraadminLaraAdmin is a Open source Laravel Admin Panel / CMS which can be used as Admin Backend, Data Management Tool or CRM boilerplate for Laravel★ 1.6kJavaScriptMITStale
1333andreimarcu/linx-serverSelf-hosted file/code/media sharing website. ★ 1.6kGoGPL-3.0Stale
1334serge-sans-paille/frozena header-only, constexpr alternative to gperf for C++14 users★ 1.6kC++Apache-2.0Active
1335alexfru/SmallerCSimple C compiler★ 1.6kCBSD-2-ClauseStale
1336dimonomid/nerdlogNerdlog: fast, remote-first, multi-host TUI log viewer with timeline histogram and no central server★ 1.6kGoBSD-2-ClauseActive
1337aimeos/aimeos-typo3TYPO3 e-commerce extension for ultra fast online shops, scalable marketplaces, complex B2B applications and #gigacommerce★ 1.6kPHPGPL-3.0Active
1338getdozer/dozerDozer is a real-time data movement tool that leverages CDC from various sources and moves data into various sinks. ★ 1.6kRustAGPL-3.0Stale
1339blackhole89/notekitA GTK3 hierarchical markdown notetaking application with tablet support.★ 1.6kC++GPL-3.0Slowing
1340anderspitman/SirTunnelMinimal, self-hosted, 0-config alternative to ngrok. Caddy+OpenSSH+50 lines of Python.★ 1.6kPythonMITStale
1341reliverse/relivator🏬 relivator: next.js 15 react 19 ecommerce template ▲ better-auth polar shadcn/ui tailwind drizzle orm typescript ts radix, postgres neon, a★ 1.6kTypeScriptMITStale
1342redimp/otterwikiA minimalistic wiki powered by python, markdown and git.★ 1.6kPythonMITActive
1343mattmezza/vue-beautiful-chatA simple and beautiful Vue chat component backend agnostic, fully customisable and extendable.★ 1.6kVueMITSlowing
1344arpanghosh8453/open-dronelogDrone Log analyzer: A high-performance universal dashboard application for organizing and analyzing DJI/Litchi flight logs privately in one ★ 1.6kTypeScriptAGPL-3.0Active
1345srid/neuronFuture-proof note-taking and publishing based on Zettelkasten (superseded by Emanote: https://github.com/srid/emanote)★ 1.6kHaskellAGPL-3.0Active
1346jazwa/rackstackA modular 3d-printable mini rack system.★ 1.6kOpenSCADMITSlowing
1347aimeos/aimeos-symfonySymfony e-commerce bundle for professional, ultra fast online shops, complex B2B applications and #gigacommerce★ 1.6kCSSMITActive
1348richardgirges/express-fileuploadSimple express file upload middleware that wraps around busboy ★ 1.6kJavaScriptMITStale
1349antonreshetov/mysigmailA free and open-source email signature generator for Gmail, Outlook, Apple Mail, etc.★ 1.6kVueAGPL-3.0Slowing
1350technomancer702/nodecast-tvA self-hosted web application that lets you stream Live TV, Movies, and Series from your Xtream Codes or M3U provider directly in your brows★ 1.6kJavaScriptGPL-3.0Active